20181657460

素因数分解:

$2^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{967}}^1\times {\mathrm{4597}}^1$

素因数の和:5800

約数の個数: 48

約数和(自身を含む): 42621473664

約数和(自身を除く): 22439816204

約数列:

[1, 2, 4, 5, 10, 20, 227, 454, 908, 967, 1135, 1934, 2270, 3868, 4540, 4597, 4835, 9194, 9670, 18388, 19340, 22985, 45970, 91940, 219509, 439018, 878036, 1043519, 1097545, 2087038, 2195090, 4174076, 4390180, 4445299, 5217595, 8890598, 10435190, 17781196, 20870380, 22226495, 44452990, 88905980, 1009082873, 2018165746, 4036331492, 5045414365, 10090828730, 20181657460]

約数ペア:

[(1, 20181657460), (2, 10090828730), (4, 5045414365), (5, 4036331492), (10, 2018165746), (20, 1009082873), (227, 88905980), (454, 44452990), (908, 22226495), (967, 20870380), (1135, 17781196), (1934, 10435190), (2270, 8890598), (3868, 5217595), (4540, 4445299), (4597, 4390180), (4835, 4174076), (9194, 2195090), (9670, 2087038), (18388, 1097545), (19340, 1043519), (22985, 878036), (45970, 439018), (91940, 219509)]